package com.hx.juc.concurrent;

import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

/**
 * Created  on 2019/04/29.
 */
public class CyclicBarrierDemo {
    public static void main(String[] args) throws InterruptedException {
        CyclicBarrier cyclicBarrier = new CyclicBarrier(7, () -> {
            System.out.println("召唤神龙");
        });
        for (int i = 1; i <= 7; i++) {
            int finalI = i;
            new Thread(() -> {
                System.out.println(Thread.currentThread().getName() + "\t"  + finalI + "：预备收集龙珠");
                try {
                    cyclicBarrier.await();
                    System.out.println(Thread.currentThread().getName() + "\t" + "收集到第：" + finalI + "颗龙珠");
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            }, String.valueOf(i)).start();

        }


    }
}
